Stoichiometry Weight of 56 litres of ammonia at N.T.P. is __________ gm. 2.5 56 42.5 2800 2.5 56 42.5 2800 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pure aniline is evaporating through a stagnant air film of 1 mm thickness at 300 K and a total pressure of 100 KPa. The vapor pressure of aniline at 300 K is 0.1 KPa. The total molar concentration under these conditions is 40.1 mole/m³ . The diffusivity of aniline in air is 0.74xl0-5m²/s.The numerical value of mass transfer co-efficient is 7.4 x 10-3. Its units are Cm/s Kmole/m².s.Pa Mole/m².s.Pa M/s Cm/s Kmole/m².s.Pa Mole/m².s.Pa M/s ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A vapor whose partial pressure is less than its equilibrium vapor pressure is called a __________ vapor. Saturated Superheated Supersaturated None of these Saturated Superheated Supersaturated None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Addition of a non-volatile solute to a solvent produces a __________ in its solvent. Vapor pressure lowering Boiling point depression Freezing point elevation All of these Vapor pressure lowering Boiling point depression Freezing point elevation All of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry At room temperature, the product [H⁺] [OH⁻] in a solution is 10⁻¹⁴ moles/litre. If, [OH⁻] = 10⁻⁶ moles/litre, then the pH of the solution will be 8 10 6 12 8 10 6 12 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Sodium __________ has inverted solubility curve i.e. its solubility increases with the lowering of temperature. Carbonate (monohydrate) Thiosulphate Chloride Bisulphite Carbonate (monohydrate) Thiosulphate Chloride Bisulphite ANSWER DOWNLOAD EXAMIANS APP
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